package com.flying.common.util;  

import java.util.Date;

import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;
/**
 *
 * @author Administrator
 *
 */
public class AESPlus {
 
    // 加密
    public static String Encrypt(String sSrc, String sKey) throws Exception {
        if (sKey == null) {
            System.out.print("Key为空null");
            return null;
        }
        // 判断Key是否为16位
        if (sKey.length() != 16) {
            System.out.print("Key长度不是16位");
            return null;
        }
        byte[] raw = sKey.getBytes("utf-8");
        SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
        Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");//"算法/模式/补码方式"
        cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
        byte[] encrypted = cipher.doFinal(sSrc.getBytes("utf-8"));
        return Base64Utils.encode( encrypted); 
         //此处使用BASE64做转码功能，同时能起到2次加密的作用。
    }
 
    // 解密
    public static String Decrypt(String sSrc, String sKey) throws Exception {
        try {
            // 判断Key是否正确
            if (sKey == null) {
                System.out.print("Key为空null");
                return null;
            }
            // 判断Key是否为16位
            if (sKey.length() != 16) {
                System.out.print("Key长度不是16位");
                return null;
            }
            byte[] raw = sKey.getBytes("utf-8");
            SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
            Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
            cipher.init(Cipher.DECRYPT_MODE, skeySpec);
            byte[] encrypted1 = Base64Utils.decode(sSrc);//先用base64解密
            try {
                byte[] original = cipher.doFinal(encrypted1);
                String originalString = new String(original,"utf-8");
                return originalString;
        } catch (Exception e) {
            System.out.println(e.toString());
                return null;
            }
        } catch (Exception ex) {
            System.out.println(ex.toString());
            return null;
        }
    }
 
    public static void main(String[] args) throws Exception {
        /*
         * 此处使用AES-128-ECB加密模式，key需要为16位。
         */
        String cKey = "1234567890123456";
        // 需要加密的字串
         String cSrc = "www.gowhere.so";
        System.out.println(cSrc);
        // 加密
        String enString = AESPlus.Encrypt("12345678", "dev@#20121111111");
        System.out.println("加密后的字串是：" + enString);
 
        // 解密
        String DeString = AESPlus.Decrypt("ss", "dev@#$2012_10086");
        System.out.println("解密后的字串是：" + DeString);
        Date date = new Date();
        long time = date.getTime();

      //mysq 时间戳只有10位 要做处理
        String dateline = time + "";
        dateline = dateline.substring(0, 10);
        System.out.println(dateline);
        
       String  keyValue=AESPlus.Decrypt("", "dev@#$2012_10086");
	
       String strarray[]=keyValue.split("_");
       String uid=null;
       String ut=null;
       for (int i = 0; i < strarray.length; i++) {
		if(i==1)
		{
			uid=strarray[i];
			System.out.println("uid:"+uid);
		}
		if(i==2)
		{
			ut=strarray[i];
			System.out.println("ut:"+ut);
   			}
   		}
	    }
	}
  
	